Characteristics of heads of seed-grown globe artichoke [Cynara cardunculus L. var. scolymus (L.) Fiori] as affected by harvest period, sowing date and gibberellic acid Giovanni Mauromicale and Anita IernaAgronomie, 20 2 (2000) 197-204DOI: https://doi.org/10.1051/agro:2000119